The fantasy world in Criminal Dissidia shows s the adventures of heroes who are forced to defend their own city from mutants and various monsters. The game is made in the genre of deck-building role-playing adventure, where there are elements of roguelike. The character will move around the isometric map with a top view, talk with secondary NPCs, receive and complete tasks, and fight various opponents. Dialogues and cut-scenes are made in the form of a visual novel, drawn in anime style.